31244780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3331}}^1$

素因数の和:3414

約数の個数: 48

約数和(自身を含む): 76129536

約数和(自身を除く): 44884756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 3331, 4690, 6662, 9380, 13324, 16655, 23317, 33310, 46634, 66620, 93268, 116585, 223177, 233170, 446354, 466340, 892708, 1115885, 1562239, 2231770, 3124478, 4463540, 6248956, 7811195, 15622390, 31244780]

約数ペア:

[(1, 31244780), (2, 15622390), (4, 7811195), (5, 6248956), (7, 4463540), (10, 3124478), (14, 2231770), (20, 1562239), (28, 1115885), (35, 892708), (67, 466340), (70, 446354), (134, 233170), (140, 223177), (268, 116585), (335, 93268), (469, 66620), (670, 46634), (938, 33310), (1340, 23317), (1876, 16655), (2345, 13324), (3331, 9380), (4690, 6662)]